<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style type="text/css">
        a{
            /*
               text-decoration: none 表示去掉超链接下划线
            */
            text-decoration: none;
        }
    </style>
</head>
<body>
<a href="http://www.baidu.com">goto 百度</a>
</body>
</html>